terser tarea

1-12x=11+23+(518)
12x=34+0.62
12x=34.62
x=34.62/12
x=2.88

2-(1)(0.45)+23x=(4.59+(1.4)
(0.45+23)x=4.5+1.4
23.45x=5.9
x=5.9/23.45
x=0.25

3-(3)/(1.41)x=65+18-25
2.12x=65+18-25
2.12x=83-25
2.12x=58
x=58/2.12
x=27.35

4-(1/2)x=19-4-(-3)(6)(5)-(-2)(5)(3)
(1/2)=15-(-90)-(-30)
(1/2)=105-(-30)
(1/2)=135
x=135/0.5
x=270

5-(19/13)(27/6)/(35/4)+22=73x
(6.3)(4.5)/(8.75)+22=73x
(28.35/8.75)+22=73x
3.24+22=73x
25.24=x173
0.345=x

6-184x-212x=-66+235+6/5
-28x=169+6/5
-28x=169+1.2
-28x=170.2
x=170.2/.28
x=-6.07

7-15x+45x=-79-(12/6)-33+(44/16)(2)
60x=-79-(12/6)-33+(44/6)(2)
60x=-79-(2)-33+(2.75)(2)
60x=-158-33+(2.75)(2)
60x=-191+(2.75)(2)
60x=-188.25(2)
60x=-376.5
x=-376.5/60
x=-6.275

8-x+18

9-5x-4

10-1/4(17)

11-x3

12-x/7

13-x/4+9

14-36-x

x=0.345